MARCUS MARQUEZ
NPI 1396343711
Marriage & Family Therapist in Fontana, CA
About Marcus Marquez NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARCUS MARQUEZ (NPI 1396343711) is an individual marriage & family therapist in Fontana, California and active in the NPI registry since October 2020. He is enrolled in Medicare PECOS and is a graduate of Other (2021).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Marcus Marquez is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Marcus Marquez reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Fontana, CA 92335
- Reassigned Medicare billing, California enrollment
- 5,228 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
FONTANA, CA 92335
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Marcus Marquez's NPI number?
The NPI number for Marcus Marquez is 1396343711. It was assigned to this individual provider in the NPPES registry on October 16, 2020.
Where is Marcus Marquez located?
Marcus Marquez practices at 9961 Sierra Ave, Fontana, CA 92335. The listed phone number is (866) 205-3595.
What is Marcus Marquez's specialty?
The primary specialty registered for this NPI is Marriage & Family Therapist with taxonomy code 106H00000X.
Is Marcus Marquez enrolled in Medicare?
Yes. Marcus Marquez is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Marcus Marquez's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Marcus Marquez reassigns Medicare benefits to Southern California Permanente Medical Group (Fontana, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Marcus Marquez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Marcus Marquez was last updated on August 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Marcus Marquez · NPI 1396343711
Marriage & Family Therapist provider in Fontana, California. Individual provider, active in the CMS NPPES registry since October 16, 2020.
## Identity
- **NPI:** 1396343711 (Entity type: Individual)
- **Enumerated:** October 16, 2020
- **Primary specialty:** Marriage & Family Therapist · taxonomy 106H00000X
- **Sole proprietor:** Yes
## Practice location
- **Address:** 9961 SIERRA AVE, Fontana, CA 92335-6720
- **Phone:** (866) 205-3595
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Southern California Permanente Medical Group (NPI 1689606196, Fontana, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** August 7, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1396343711) · Data from the CMS NPPES public registry.